Our soils and their management increasing production through environmental soil and water conservation by Donahue, Roy Luther 1908-, Follett, Roy H., Tulloch, Rodney W.

Priorities for alleviating soil-related constraint to food production in the tropics

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Priorities for alleviating soil-related constraint to food production in the tropics

Priorities for alleviating soil-related constraints to food production in the tropics

Soils an introduction to soils and plant growth by Donahue, Roy Luther 1908-, Miller, Raymond W. 1928-, Shickluna, John C. 1923-

Solute movement in the soil-root system by Nye, P.H. (Peter Hague), Tinker, P. B. (Philip Bernard)

Soils an introduction to soils and plant growth by Donahue, Roy Luther 1908-

Solute movement in the soil-root system by Nye, P.H. (Peter Hague)

Soil conditions and plant growth. by Russell, Edward John Sir 1872-1965

Optimizing the soil physical environment toward greater crop yields